---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-995 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2800.000
BogoMIPS:            5600.00
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            2.0G     0  2.0G   0% /dev
tmpfs           395M  664K  394M   1% /run
/dev/vda1        20G  7.5G   12G  39% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         452        1424           0        2066        3230
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:db:90:19 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.147/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86233sec preferred_lft 86233sec
    inet6 fe80::f816:3eff:fedb:9019/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-995) 	04/26/25 	_x86_64_	(4 CPU)

19:12:54     LINUX RESTART	(4 CPU)

19:13:02          tps      rtps      wtps   bread/s   bwrtn/s
19:14:01       140.76     55.52     85.24   3668.40  17909.91
19:15:01       101.40     19.06     82.34    693.48  12483.65
Average:       120.91     37.14     83.78   2168.44  15173.99

19:13:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
19:14:01      1801616   3366720   2237028     55.39     50984   1669552    579244     11.39    535852   1528968    167192
19:15:01      1462720   3309044   2575924     63.78     62056   1928404    608368     11.96    689004   1692104    109376
Average:      1632168   3337882   2406476     59.59     56520   1798978    593806     11.67    612428   1610536    138284

19:13:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
19:14:01           lo      1.08      1.08      0.10      0.10      0.00      0.00      0.00      0.00
19:14:01         ens3    405.64    263.12   1613.43     71.17      0.00      0.00      0.00      0.00
19:15:01           lo      2.63      2.63      0.25      0.25      0.00      0.00      0.00      0.00
19:15:01         ens3    390.40    376.74   1460.71    588.01      0.00      0.00      0.00      0.00
Average:           lo      1.87      1.87      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    397.96    320.41   1536.43    331.76      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-995) 	04/26/25 	_x86_64_	(4 CPU)

19:12:54     LINUX RESTART	(4 CPU)

19:13:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
19:14:01        all     21.64      0.00      1.85      3.80      0.06     72.65
19:14:01          0     33.57      0.00      1.78      6.54      0.07     58.05
19:14:01          1     24.39      0.00      2.18      4.00      0.05     69.38
19:14:01          2     17.20      0.00      1.76      3.65      0.07     77.32
19:14:01          3     11.37      0.00      1.70      1.04      0.03     85.86
19:15:01        all     34.47      0.00      1.77      1.35      0.08     62.33
19:15:01          0     26.43      0.00      0.82      2.40      0.07     70.28
19:15:01          1     34.41      0.00      1.74      1.64      0.08     62.13
19:15:01          2     41.79      0.00      2.21      0.62      0.10     55.29
19:15:01          3     35.26      0.00      2.33      0.72      0.08     61.61
Average:        all     28.11      0.00      1.81      2.57      0.07     67.45
Average:          0     29.97      0.00      1.30      4.45      0.07     64.22
Average:          1     29.45      0.00      1.96      2.81      0.07     65.72
Average:          2     29.61      0.00      1.98      2.12      0.08     66.20
Average:          3     23.40      0.00      2.02      0.88      0.06     73.65